When the red mist descends, the Assault allows you to launch missiles from your ‘copter at rival fliers.

Combat may not be furious, but it's fast. The Helo TC charges from any USB power source and you can expect around eight minutes' flying time from one 35-minute charge.

Once the helicopter is powered up, you’ll need to slide your iOS or Android device into the Flight Deck clip-on device to allow it to send infra-red signals to the chopper, which can record and store three flight plans and has five LEDs, so you can fly in the dark if you want. Though, given that the chopper is designed to be used indoors, that may only prove useful in a power cut.

How easy is it to control from an app? Not very, to be honest. It’s no more difficult than getting to grips with the traditional controls on a remote control ‘copter, though. And the ability to control it by tilting your phone rather then pushing a virtual joystick adds a different dimension of trickiness.

And the combination of smartphone and Flight Deck is more comfortable and satisfying to grip than most remote control units.

No one to fight? Griffin has cut-outs you can target

There’s definitely an element of geekiness for its own sake here, but it’s great for buzzing and firing at annoying colleagues in the office, nevertheless. Just make sure you set your phone to Airplane mode – you don’t want an incoming call to bring down the ‘copter at a crucial moment. ®

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